OpenGraph Aspect Ratio Tester
Ratios from 0.3 (portrait) to 1.7 (landscape) — all images bounded to 800×800px. Click any card to view the og:image metadata page.
Platform notes
- Slack Allows any aspect ratio
- Discord Any aspect ratio; height appears capped and image left-aligns
- Bluesky Always constrained to 1200:630
- Twitter Supports a 2.0 ratio (2:1)
- Facebook Uses the aspect ratio to determine display size
- LinkedIn Strict minimum of 1200×627px — shows nothing if smaller; uses 1.91:1
- WhatsApp Caches aggressively; keep image under 300KB or it may not display